DIG: Announcement of share buyback

Development Investment Construction Joint Stock Corporation (DIC Corp.) will repurchase its own shares:

* Stock symbol: DIG

* Number of treasury shares: 0 shares

* Number of share registered to buy: 2,000,000 shares

* Number of treasury shares after trading: 2,000,000 shares

* Purpose: To increase the number of treasury shares.

* Trading method: Order-matching

* Trading period: From June 04, 2010 to September 03, 2010.

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>   MKP: Adjustment in the price of the first trading date (31/05/2010)

>   VID: Transaction of affiliated person (31/05/2010)

>   VHG: Transaction of inside shareholder (31/05/2010)

>   KSB: Trading Result of Major Shareholder (31/05/2010)

>   HBC: Violation of information disclosure of affiliated person (31/05/2010)

>   KDH: Violation of information disclosure of affiliated person (31/05/2010)

>   TRA: Transaction of major shareholder (31/05/2010)

>   DMC: Trading Result of Major Shareholder (31/05/2010)

>   VIP: Trading Result of Major Shareholders (31/05/2010)

>   KSB: Transaction of major shareholder (31/05/2010)